Amount of credit facility available for issuances of letters of credit

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- Definition

Combined Borrowing Limit Of Commercial Paper Program And Credit Facility

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Face (par) amount of debt instrument for 2021 Notes collectively.

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Face (par) amount of debt instrument from reopening of previous debt issuance.

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Maximum increase in commitment amount allowable under the credit facility

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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- Definition

States whether the entity was in compliance with the debt covenants throughout the reporting period, and describes facts and circumstances of any compliance failure.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Date the debt instrument was issued, in CCYY-MM-DD format.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

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- Definition

Gross amount of debt extinguished.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

Amount of interest capitalized during the period.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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- Definition

Identification of whether the entity has been in compliance with any credit facility debt covenants during the period.

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- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Debt (Narrative) (Details) - USD ($) $ in Millions		1 Months Ended			3 Months Ended	12 Months Ended
Debt (Narrative) (Details) - USD ($) $ in Millions	Jul. 01, 2015	May 31, 2016	Feb. 29, 2016	Jun. 28, 2015	Sep. 27, 2015	Oct. 02, 2016	Sep. 27, 2015	Sep. 28, 2014	Jun. 26, 2016	Mar. 27, 2016
Loss on extinguishment of debt						$ 0.0	$ (61.1)	$ 0.0
Interest expense						(81.3)	(70.5)	(64.1)
Interest expense, net of interest capitalized						81.3	70.5	64.1
Interest capitalized						0.9	3.6	$ 6.2
Revolving Credit Facility [Member]
Unsecured revolving credit facility						1,500.0
Amount of credit facility available for issuances of letters of credit						$ 150.0
Maturity date of credit facility						Nov. 06, 2020
Maximum increase in commitment amount allowable under the credit facility						$ 750.0
Line of credit covenant compliance						As of October 2, 2016, we were in compliance with all applicable covenants.
Revolving Credit Facility [Member] \| Eurocurrency Rate [Member]
Incremental interest rate over variable rate loans						0.565%
Revolving Credit Facility [Member] \| Base Rate [Member]
Incremental interest rate over variable rate loans						0.00%
Senior Notes [Member]
Long-term debt, covenant compliance						The indentures under which the above notes were issued also require us to maintain compliance with certain covenants, including limits on future liens and sale and leaseback transactions on certain material properties. As of October 2, 2016, we were in compliance with each of these covenants.
Commercial Paper [Member]
Maximum allowable aggregate amount outstanding under Commercial Paper Program						$ 1,000.0
Combined borrowing limit of Commercial Paper Program and Credit Facility						$ 1,000.0
Commercial Paper [Member] \| Maximum [Member]
Maximum allowable maturity period of credit under Commercial Paper Program						397 days
Two Point Four Five Percentage Senior Notes [Member]
Face value of Senior Notes					$ 0.0	$ 500.0	0.0
Stated Interest Rate						2.45%
Two Point Four Five Percentage Senior Notes [Member] \| Senior Notes [Member]
Issuance date of Senior Notes		May 11, 2016
Face value of Senior Notes									$ 500.0
Maturity date of Senior Notes		Jun. 15, 2026
Stated Interest Rate									2.45%
Two Point One Percentage Senior Notes [Member]
Face value of Senior Notes					0.0	$ 500.0	0.0
Stated Interest Rate						2.10%
Face amount from reopening of previous Senior Notes					0.0	$ 250.0	$ 0.0		$ 250.0
Two Point One Percentage Senior Notes [Member] \| Senior Notes [Member]
Issuance date of Senior Notes		May 11, 2016	Feb. 04, 2016
Face value of Senior Notes										$ 500.0
Maturity date of Senior Notes			Feb. 04, 2021
Stated Interest Rate										2.10%
Face amount for 2021 Notes, collectively									$ 750.0
Six Point Two Five Percentage Senior Notes [Member]
Loss on extinguishment of debt					$ (61.1)
Six Point Two Five Percentage Senior Notes [Member] \| Senior Notes [Member]
Stated Interest Rate					6.25%		6.25%
Debt redemption, amount	$ 550.0
Two Point Seven Percentage Senior Notes [Member]
Face value of Senior Notes					$ 500.0	$ 500.0	$ 500.0
Stated Interest Rate						2.70%
Two Point Seven Percentage Senior Notes [Member] \| Senior Notes [Member]
Issuance date of Senior Notes				Jun. 01, 2015
Face value of Senior Notes				$ 500.0
Maturity date of Senior Notes				Jun. 15, 2022
Stated Interest Rate				2.70%
Four Point Three Percentage Senior Notes [Member]
Face value of Senior Notes					350.0	$ 350.0	350.0
Stated Interest Rate						4.30%
Four Point Three Percentage Senior Notes [Member] \| Senior Notes [Member]
Face value of Senior Notes				$ 350.0
Maturity date of Senior Notes				Jun. 15, 2045
Stated Interest Rate				4.30%
Cash Flow Hedges [Member] \| Interest Rate Contract [Member] \| Reclassification out of Accumulated Other Comprehensive Income [Member]
Interest expense					$ 2.0	$ 5.0	$ 3.2